'Bear Witness' in the Bible

The same came for a witness, to bear witness of the Light, that all men through him might believe.

He was not that Light, but was sent to bear witness of that Light.

and because he needed not that any one should bear witness concerning man; for he himself knew what was in man.

Verily, verily, I say unto thee, We speak that which we know, and bear witness of that which we have seen; and ye receive not our witness.

And they came unto John, and said unto him, Rabbi, he that was with you beyond Jordan, to whom you bear witness, behold, the same baptizes, and all men come to him.

You yourselves can bear witness to my having said, 'I am not the Christ,' but 'I am His appointed forerunner.'

If I bear witness of myself, my witness is not true.

But I have greater witness than that of John: for the works which the Father hath given me to finish, the same works that I do, bear witness of me, that the Father hath sent me.

Ye search the scriptures, because ye think that in them ye have eternal life; and these are they which bear witness of me;

The world cannot hate you, but me it hates, because I bear witness concerning it that its works are evil.

Jesus answered and said unto them, Even if I bear witness of myself, my witness is true; for I know whence I came, and whither I go; but ye know not whence I come, or whither I go.

I am one that bear witness of myself, and the Father that sent me beareth witness of me.

Jesus answered them, I told you, and ye believed not: the works that I do in my Father's name, they bear witness of me.

But when the Comforter is come, whom I will send unto you from the Father, even the Spirit of truth, which proceedeth from the Father, he shall bear witness of me:

And ye also shall bear witness, because ye have been with me from the beginning.

Jesus answered him, If I have spoken evil, bear witness of the evil: but if well, why smitest thou me?

Pilate therefore said unto him, Art thou a king then? Jesus answered, Thou sayest that I am a king. To this end was I born, and for this cause came I into the world, that I should bear witness unto the truth. Every one that is of the truth heareth my voice.